The Last of Mary Moo Cow/Bitzi's Beau

'The Last of Mary Moo Cow' D.W. is Mary Moo Cow's greatest fan. She watches the show every day and collects countless videos, toys, and clothes. When Mary Moo Cow is cancelled, D.W. is devastated. How can television _ or life as she knows it _ ever be the same? 'Bitzi's Beau' Buster and his mom are very close _ they like the samemovies, the same food, the same boyfriends_. wait, what?! Actually Buster hasn't yet met Bitzi's new boyfriend, but he fears the worst. Is he an alien? Is he Mr. Ratburn? Or worst of all_ is he a Mom- stealer?